Around the globe, Riuza (Riuza 
) is a very rare feminine first name. The given name Riuza is habitual in Georgia, where it is a rare mostly feminine, but uncommonly male name, and Brazil, where it is a very rare girly name. Very seldom, Riuza is the last name as well as the forename.
Maia, Vieira, Moreira, Menezes, Miranda, Almeida, Barbosa, Batista, Pereira, Rezende, Ribeiro, Furtado, Santiago, Carvalho, Caldeira, Teixeira, Oliveira, Santuario, Conceicao, Rodrigues, Fernandes, Jacevicius, Lisboa, Nascimento, Passos, Campos, Cruz, Reis, Lima, Nery, Silva, Souza, Alves, Costa, Paula, Penha, Rocha, Lopes, Jesus, Tiago, Nunes, Froes, Moraes, Santos, Amorim, Aguiar, Castro, Barros, and Evangelista